CN211295113U - High-efficiency back contact solar cell module - Google Patents
High-efficiency back contact solar cell module Download PDFInfo
- Publication number
- CN211295113U CN211295113U CN201922342691.4U CN201922342691U CN211295113U CN 211295113 U CN211295113 U CN 211295113U CN 201922342691 U CN201922342691 U CN 201922342691U CN 211295113 U CN211295113 U CN 211295113U
- Authority
- CN
- China
- Prior art keywords
- groove
- back contact
- conductive
- battery piece
- positioning
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000011888 foil Substances 0.000 claims abstract description 13
- 239000002184 metal Substances 0.000 claims description 10
- 239000003822 epoxy resin Substances 0.000 claims description 9
- 229920000647 polyepoxide Polymers 0.000 claims description 9
- 239000012528 membrane Substances 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 4
- 230000017105 transposition Effects 0.000 claims description 3
- 239000000853 adhesive Substances 0.000 claims description 2
- 230000001070 adhesive effect Effects 0.000 claims description 2
- 238000005253 cladding Methods 0.000 claims description 2
- 239000000565 sealant Substances 0.000 claims description 2
- 239000004593 Epoxy Substances 0.000 abstract description 7
- 230000008901 benefit Effects 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000002313 adhesive film Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 238000005457 optimization Methods 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004070 electrodeposition Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Photovoltaic Devices (AREA)
Abstract
The utility model discloses a high efficiency back of body contact solar module, including back of body contact battery piece, epoxy board, battery piece positioning groove, electrically conductive logical groove, metallic foil circuit layer, electrode contact ring. The utility model discloses can make battery pack back of body contact solar wafer fix a position the bonding of arranging, bonding structure is even stable, and production efficiency is high, does benefit to the efficiency and the quality that promote battery pack.
Description
[ technical field ] A method for producing a semiconductor device
The utility model relates to a solar cell's technical field, especially a high efficiency back of body contact solar module's technical field.
[ background of the invention ]
With the rapid development of the photovoltaic industry, high-efficiency solar cell modules are receiving more and more attention, wherein back contact solar cells and modules are a typical representative of high-efficiency photovoltaic products, and because the front surface of the back contact solar cells and modules is free of metal grid lines or metal main grid lines, the front shading of the metal grid lines is effectively eliminated or reduced, the utilization rate of incident light is improved, and the purpose of improving the photoelectric conversion efficiency of the products is achieved. The back contact solar cell is because positive pole and negative pole all are at the back, when making back contact battery pack, uses the tradition to weld and takes the welding mode to carry out the connection between the battery piece and drips soldering tin to the grid on easily, leads to the grid line short circuit, and solar wafer is impaired, does not have location structure simultaneously, leads to the battery piece to arrange in disorder in welding process, and the welding is inhomogeneous, welds the dislocation even, seriously influences battery pack's quality stability.
[ Utility model ] content
The utility model aims at solving the problem among the prior art, provide a high efficiency back of body contact solar module, can make battery pack fix a position the bonding of arranging of back of body contact solar wafer, bonding structure is even stable, and production efficiency is high, does benefit to the efficiency and the quality that promote battery pack.
For realizing the above-mentioned purpose, the utility model provides a high efficiency back of body contact solar module, including back of body contact battery piece, epoxy board, battery piece positioning groove, electrically conductive logical groove, metallic foil circuit layer, electrode contact ring, the back of body contact battery piece is provided with a plurality of positive and negative electrodes, the bottom of back of body contact battery piece is provided with the epoxy board, epoxy board top is provided with a plurality of battery piece positioning groove, back of body contact battery piece is installed in the location battery jar, the bottom of location battery jar corresponds positive and negative electrode position and is provided with electrically conductive logical groove, the metallic foil circuit layer has been buried underground in the epoxy board, the metallic foil circuit layer is provided with the electrode contact ring at electrically conductive logical groove position, the electrode contact ring is in the same place through electrically conductive bonding with positive and negative electrode.
Preferably, the bottom surface of the back contact battery piece is coated with an insulating adhesive film layer, the insulating adhesive film layer is provided with a conductive through hole at the corresponding position of the positive electrode and the negative electrode, and the positive electrode and the negative electrode penetrate out of the conductive through hole.
Preferably, the depth of the positioning battery jar is smaller than that of the back contact battery piece, the top end of the conductive through groove protrudes out of the bottom of the positioning battery jar, and a plurality of transposition elastic pressing pieces are uniformly arranged at the top of the edge of the positioning battery jar.
Preferably, the conductive through groove is a conical through groove with the bottom end gradually increased, the positive electrode and the negative electrode penetrate into the conductive through groove, and the bottom of the conductive through groove is uniformly filled with organosilicon sealant.
The utility model has the advantages that: the utility model discloses a with back of body contact battery piece, epoxy board, battery piece positioning groove, electrically conductive logical groove, metallic foil circuit layer, electrode contact ring combine together, through experimental optimization, can make battery pack back of body contact solar wafer fix a position the bonding of arranging, bonding structure is even stable, and production efficiency is high, does benefit to the efficiency and the quality that promote battery pack.
The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.
[ description of the drawings ]
Fig. 1 is a schematic structural diagram of a high-efficiency back contact solar cell module according to the present invention.
In the figure: the battery comprises a 1-back contact battery piece, a 2-epoxy resin plate, a 3-battery piece positioning groove, a 4-conductive through groove, a 5-metal foil circuit layer, a 6-electrode contact ring, a 7-insulating adhesive film layer and an 8-transposition elastic pressing piece.
[ detailed description ] embodiments
Referring to fig. 1, the utility model relates to a high efficiency back contact solar cell module, which comprises a back contact cell 1, an epoxy resin plate 2, a cell positioning groove 3, a conductive through groove 4, a metal foil circuit layer 5 and an electrode contact ring 6, wherein the back surface of the back contact cell 1 is provided with a plurality of positive and negative electrodes, the bottom of the back contact cell 1 is provided with the epoxy resin plate 2, the top of the epoxy resin plate 2 is provided with a plurality of cell positioning grooves 3, the back contact cell 1 is arranged in the positioning cell, the bottom of the positioning cell is provided with the conductive through groove 4 corresponding to the positive and negative electrodes, the metal foil circuit layer 5 is embedded in the epoxy resin plate 2, the metal foil circuit layer 5 is provided with the electrode contact ring 6 at the conductive through groove 4, the electrode contact ring 6 is adhered with the positive and negative electrodes through conductive adhesive, the bottom surface cladding of back contact battery piece 1 has insulating glued membrane layer 7, insulating glued membrane layer 7 sets up electrically conductive through-hole in the corresponding position of positive negative electrode, electrically conductive through-hole is worn out to positive negative electrode, the degree of depth of positioning battery jar is less than the degree of depth of back contact battery piece 1, the bottom of positioning battery jar is protruded to the top of electrically conductive logical groove 4, the marginal top of positioning battery jar evenly is provided with a plurality of transposition elastic pressing pieces 8, electrically conductive logical groove 4 is the toper logical groove that the bottom is crescent gradually, and positive negative electrode penetrates electrically conductive logical groove 4, the sealed glue of organosilicon is evenly filled to the bottom of electrically conductive logical groove 4.
The utility model discloses a with back of body contact battery piece 1, epoxy board 2, battery piece positioning groove 3, electrically conductive logical groove 4, metallic foil circuit layer 5, electrode contact ring 6 combine together, through experimental optimization, can make battery pack back of body contact solar wafer fix a position the bonding of arranging, bonding structure is even stable, and production efficiency is high, does benefit to the efficiency and the quality that promote battery pack.
The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.
Claims (4)
1. A high efficiency back contact solar module, comprising: comprises a back contact battery piece (1), an epoxy resin plate (2), a battery piece positioning groove (3), a conductive through groove (4), a metal foil circuit layer (5) and an electrode contact ring (6), the back surface of the back contact battery piece (1) is provided with a plurality of positive and negative electrodes, the bottom of the back contact battery piece (1) is provided with an epoxy resin plate (2), the top of the epoxy resin plate (2) is provided with a plurality of battery piece positioning grooves (3), the back contact battery piece (1) is arranged in a positioning battery jar, the bottom of the positioning battery jar is provided with a conductive through groove (4) corresponding to the positive and negative electrodes, a metal foil circuit layer (5) is embedded in the epoxy resin plate (2), an electrode contact ring (6) is arranged on the metal foil circuit layer (5) at the position of the conductive through groove (4), the electrode contact ring (6) is adhered with the positive electrode and the negative electrode through conductive adhesive.
2. A high efficiency back contact solar cell module as in claim 1, wherein: the bottom surface of back contact battery piece (1) cladding has insulating glued membrane layer (7), insulating glued membrane layer (7) set up electrically conductive through-hole in the corresponding position of positive negative electrode, electrically conductive through-hole is worn out to the positive negative electrode.
3. A high efficiency back contact solar cell module as in claim 1, wherein: the depth of the positioning battery jar is smaller than that of the back contact battery piece (1), the top end of the conductive through groove (4) protrudes out of the bottom of the positioning battery jar, and a plurality of transposition elastic pressing pieces (8) are uniformly arranged at the top of the edge of the positioning battery jar.
4. A high efficiency back contact solar cell module as in claim 1, wherein: the conductive through groove (4) is a tapered through groove with the bottom gradually increasing, the positive electrode and the negative electrode penetrate into the conductive through groove (4), and the bottom of the conductive through groove (4) is uniformly filled with organosilicon sealant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922342691.4U CN211295113U (en) | 2019-12-24 | 2019-12-24 | High-efficiency back contact solar cell module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922342691.4U CN211295113U (en) | 2019-12-24 | 2019-12-24 | High-efficiency back contact solar cell module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211295113U true CN211295113U (en) | 2020-08-18 |
Family
ID=72017391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922342691.4U Expired - Fee Related CN211295113U (en) | 2019-12-24 | 2019-12-24 | High-efficiency back contact solar cell module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211295113U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110890430A (en) * | 2019-12-24 | 2020-03-17 | 浙江中晶新能源股份有限公司 | High-efficiency back contact solar cell module and preparation process thereof |
-
2019
- 2019-12-24 CN CN201922342691.4U patent/CN211295113U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110890430A (en) * | 2019-12-24 | 2020-03-17 | 浙江中晶新能源股份有限公司 | High-efficiency back contact solar cell module and preparation process thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200818 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |